CN118475762A - 连杆、活塞、曲轴传动装置和往复式内燃发动机 - Google Patents

连杆、活塞、曲轴传动装置和往复式内燃发动机 Download PDF

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Publication number
CN118475762A
CN118475762A CN202280085520.XA CN202280085520A CN118475762A CN 118475762 A CN118475762 A CN 118475762A CN 202280085520 A CN202280085520 A CN 202280085520A CN 118475762 A CN118475762 A CN 118475762A
Authority
CN
China
Prior art keywords
piston
connecting rod
lubricant
region
undercut
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202280085520.XA
Other languages
English (en)
Chinese (zh)
Inventor
斯蒂芬·盖施克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Newgreen Usa Co
Newgreen Corp
Original Assignee
Newgreen Usa Co
Newgreen Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Newgreen Usa Co, Newgreen Corp filed Critical Newgreen Usa Co
Publication of CN118475762A publication Critical patent/CN118475762A/zh
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/06—Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/16—Pistons  having cooling means
    • F02F3/20—Pistons  having cooling means the means being a fluid flowing through or along piston
    • F02F3/22—Pistons  having cooling means the means being a fluid flowing through or along piston the fluid being liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/09—Pistons; Trunk pistons; Plungers with means for guiding fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/10—Connection to driving members
    • F16J1/14—Connection to driving members with connecting-rods, i.e. pivotal connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/10—Connection to driving members
    • F16J1/14—Connection to driving members with connecting-rods, i.e. pivotal connections
    • F16J1/16—Connection to driving members with connecting-rods, i.e. pivotal connections with gudgeon-pin; Gudgeon-pins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J7/00—Piston-rods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/06—Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores
    • F01M2001/066—Connecting rod with passageways

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
CN202280085520.XA 2021-12-23 2022-12-22 连杆、活塞、曲轴传动装置和往复式内燃发动机 Pending CN118475762A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102021134519.7A DE102021134519A1 (de) 2021-12-23 2021-12-23 Pleuelstange, Kolben, Kurbeltrieb sowie Hubkolben-Verbrennungsmotor
DE102021134519.7 2021-12-23
PCT/EP2022/087641 WO2023118525A1 (de) 2021-12-23 2022-12-22 Pleuelstange, kolben, kurbeltrieb sowie hubkolben- verbrennungsmotor

Publications (1)

Publication Number Publication Date
CN118475762A true CN118475762A (zh) 2024-08-09

Family

ID=84980908

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280085520.XA Pending CN118475762A (zh) 2021-12-23 2022-12-22 连杆、活塞、曲轴传动装置和往复式内燃发动机

Country Status (7)

Country Link
US (1) US12435651B2 (enExample)
EP (1) EP4453391B1 (enExample)
JP (1) JP2025500931A (enExample)
KR (1) KR20240119328A (enExample)
CN (1) CN118475762A (enExample)
DE (1) DE102021134519A1 (enExample)
WO (1) WO2023118525A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026068735A1 (en) * 2024-09-26 2026-04-02 Geschke Stephan Multipart piston

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023134180A1 (de) * 2023-12-06 2025-06-12 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Reduzierter Wärmeübergang zwischen Kolben und Kolbenbolzen

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1763625A (en) 1927-04-21 1930-06-10 Gen Electric Co Ltd Piston for internal-combustion engines
FR838632A (fr) * 1937-11-18 1939-03-10 Piston perfectionné pour machines thermiques et équipage mobile muni de ce piston
US3739657A (en) * 1972-01-07 1973-06-19 Allis Chalmers Connecting rod lubrication oil hole
FI65477C (fi) * 1979-02-16 1984-05-10 Waertsilae Oy Ab Smoerjsystem
US4269083A (en) * 1979-07-27 1981-05-26 General Motors Corporation Connecting rod
GB9908844D0 (en) * 1999-04-19 1999-06-16 Seneca Tech Ltd Piston-connecting rod retention
GB9909033D0 (en) * 1999-04-19 1999-06-16 Seneca Tech Ltd Piston coolant path
DE10356200B4 (de) 2003-12-02 2006-08-03 Man B & W Diesel Ag Triebwerk einer Brennkraftmaschine mit Kolben und Pleuelstange
JP4624373B2 (ja) * 2007-03-20 2011-02-02 三井造船株式会社 内燃機関のピストン冷却金物
US8100048B2 (en) * 2007-10-02 2012-01-24 Federal-Mogul Corporation Pinless piston and connecting rod assembly
US9068530B2 (en) * 2013-03-15 2015-06-30 Mahle International Gmbh Connecting rod with lubrication passage
JP6412139B2 (ja) * 2013-09-16 2018-10-24 フェデラル−モーグル・リミテッド・ライアビリティ・カンパニーＦｅｄｅｒａｌ−Ｍｏｇｕｌ Ｌｌｃ ギャラリを有するピンレスピストン
US9038593B1 (en) * 2013-11-08 2015-05-26 Achates Power, Inc. Lubricating configuration for maintaining wristpin oil pressure in a two-stroke cycle, opposed-piston engine
FR3055386B1 (fr) * 2016-08-24 2018-08-24 Peugeot Citroen Automobiles Sa Ensemble piston bielle rotulee avec passage d’huile dans une rainure circulaire autour du piston
DE102017201741B4 (de) * 2017-02-03 2022-11-17 Ford Global Technologies, Llc Kolben-Pleuel-Vorrichtung zur direkten Kolbenschmierung und -kühlung
DE102017130690A1 (de) * 2017-12-20 2019-06-27 Man Truck & Bus Ag Vorrichtung und Verfahren zum Schmieren eines Pleuellagers
CN112049858A (zh) * 2020-09-30 2020-12-08 广西玉柴机器股份有限公司 一种连杆衬套结构
US12385447B2 (en) * 2023-02-13 2025-08-12 Cummins Inc. Lubrication system for a pin joint of an engine piston, an engine piston, and a method of lubricating a pin joint of an engine piston

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026068735A1 (en) * 2024-09-26 2026-04-02 Geschke Stephan Multipart piston

Also Published As

Publication number Publication date
EP4453391A1 (de) 2024-10-30
DE102021134519A1 (de) 2023-06-29
JP2025500931A (ja) 2025-01-15
US20250020074A1 (en) 2025-01-16
KR20240119328A (ko) 2024-08-06
US12435651B2 (en) 2025-10-07
WO2023118525A1 (de) 2023-06-29
EP4453391B1 (de) 2026-04-15

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